Impact-resistant slag blocking wall

Abstract

The utility model discloses an impact-resistant slag blocking wall which comprises a main wall body, the left side of the main wall body is connected with a left wall body, a hanging ring is arranged at the top of the main wall body, a first flow hole and a second flow hole are formed in the main wall body, and third flow holes are formed in the left wall body and the right wall body. And the reinforcing plate is arranged on the outer side of the top of the main wall body. According to the impact-resistant slag stopping wall, the thickness of the main wall body is sequentially increased from top to bottom, reasonable arrangement is achieved according to the fact that the pressure intensity of the bottom of molten steel is larger than that of the top of the molten steel, the impact-resistant strength of the main wall body is increased, materials are saved, and the baffle on the rear side of the top of the main wall body increases the compressive strength of the slag stopping wall and prevents slag from overflowing the slag stopping wall when the molten steel inclines or shakes; and the exteriors of the main wall body, the left wall body, the right wall body, the baffle plate and the reinforcing plate are uniformly coated with high-temperature-resistant and corrosion-resistant coatings, so that the slag stopping wall is prevented from being deformed and damaged due to high-temperature corrosion.

Description

TECHNICAL FIELD

[0001] The utility model relates to metallurgical processing technical field, concretely is a kind of impact-resistant slag retaining wall. BACKGROUND

[0002] Slag retaining wall, also known as weir, is a prefabricated part made of refractory castable, which spans the entire tundish width, extends from the upper part of the tundish to a certain distance from the bottom of the tundish, and the molten steel can flow from below. The slag retaining wall is an important component of the continuous casting tundish, which can change the flow state of the molten steel in the tundish, prolong the residence time of the molten steel in the tundish, promote the floating and discharge of slag inclusions in the molten steel. In use, the molten steel flows from the ladle into the tundish, flows to both ends of the tundish through the flow stabilizer, and is blocked by the slag retaining wall. The slag retaining wall is very important in molten steel treatment.

[0003] The existing slag retaining wall is subjected to high-temperature and high-pressure molten steel impact during use, which is prone to deformation or fracture, resulting in incomplete slag retaining. When the molten steel shakes or tilts, the slag easily flows over the slag retaining wall. Therefore, we propose an impact-resistant slag retaining wall to solve the above problems. SUMMARY

[0004] The utility model aims at providing an impact-resistant slag retaining wall to solve the problem of the current slag retaining wall, which is subjected to high-temperature and high-pressure molten steel impact during use, is prone to deformation or fracture, results in incomplete slag retaining, and when the molten steel shakes or tilts, the slag easily flows over the slag retaining wall.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: an impact-resistant slag retaining wall, comprising:

[0006] A main wall body is connected with a left wall body on the left side, and a right wall body on the right side. A lifting ring is provided on the top of the main wall body, and a baffle is connected to the top rear side of the main wall body. A first flow hole and a second flow hole are formed in the interior of the main wall body, with the first flow hole located above the second flow hole. A third flow hole is formed in the interior of the left wall body and the right wall body.

[0007] A reinforcing plate is provided on the top outside of the main wall body. Reinforcing plates are provided at the connection between the top of the main wall body and the left wall body, and at the connection between the top of the main wall body and the right wall body.

[0008] Preferably, the main wall body is arranged in an arc shape, and the main wall body, the left wall body and the right wall body are integrally arranged in a " " shape.

[0009] Preferably, the main wall body, the left wall body, the right wall body, the baffle and the reinforcing plate are uniformly coated with a high-temperature and corrosion-resistant coating on the outside.

[0010] Preferably, the first flow hole and the second flow hole are symmetrically arranged on the left and right sides of the bottom of the main wall body.

[0011] Preferably, the third flow hole in the left wall body and the right wall body is arranged at a position between the first flow hole and the second flow hole.

[0012] Preferably, the thickness of the main wall body increases from top to bottom.

[0013] Compared with the prior art, the impact-resistant slag wall has the following beneficial effects: the thickness of the main wall body increases from top to bottom, which is reasonable according to the fact that the pressure at the bottom of the molten steel is greater than the pressure at the top, thereby increasing the impact resistance of the main wall body and saving materials; the connecting portions of the main wall body and the left wall body and the connecting portions of the main wall body and the right wall body are provided with reinforcing plates, thereby increasing the connecting strength between the main wall body, the left wall body and the right wall body; the rear side baffle at the top of the main wall body increases the compression resistance of the slag wall and prevents the slag from overflowing the slag wall when the molten steel is inclined or shaken; the outer portions of the main wall body, the left wall body, the right wall body, the baffle and the reinforcing plates are uniformly coated with a high-temperature-resistant and corrosion-resistant coating, thereby avoiding deformation and damage of the slag wall caused by high-temperature corrosion; and the first flow hole and the second flow hole in the main wall body and the third flow hole in the left wall body and the right wall body facilitate uniform flow of the molten steel. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 It is a schematic diagram of the overall structure of the connection between the reinforcing plate and the main wall body of the utility model;

[0016] Figure 3 It is a schematic diagram of the overall structure of the utility model in a top view;

[0017] Figure 4 It is a schematic diagram of the overall structure of the utility model in a side view.

[0018] In the drawings: 1, main wall body; 2, left wall body; 3, right wall body; 4, lifting eye; 5, baffle; 6, first flow hole; 7, second flow hole; 8, third flow hole; 9, reinforcing plate. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0020] Please refer to Figures 1-4The utility model provides a technical scheme: a kind of impact-resistant slag retaining wall, comprising: main wall body 1, left wall body 2, right wall body 3, lifting ring 4, baffle 5, first flow hole 6, second flow hole 7, third flow hole 8 and reinforcing plate 9;

[0021] Main wall body 1, the left side of main wall body 1 is connected with left wall body 2, and the right side of main wall body 1 is connected with right wall body 3, the top of main wall body 1 is provided with lifting ring 4, and the top rear side of main wall body 1 is connected with baffle 5, the inside of main wall body 1 is provided with first flow hole 6 and second flow hole 7, and first flow hole 6 is located above second flow hole 7, the inside of left wall body 2 and right wall body 3 is provided with third flow hole 8;

[0022] Reinforcing plate 9, reinforcing plate 9 is arranged at the top outside of main wall body 1, and reinforcing plate 9 is arranged at the top connection of main wall body 1 and left wall body 2 and the top connection of main wall body 1 and right wall body 3.

[0023] As Figure 1 , Figure 2 and Figure 3 , main wall body 1 is arranged in arc structure, and main wall body 1, left wall body 2 and right wall body 3 are integrally arranged in " " type, increase the compressive strength of main wall body 1, the outside of main wall body 1, left wall body 2, right wall body 3, baffle 5 and reinforcing plate 9 is evenly coated with high-temperature corrosion-resistant coating, to avoid that the slag retaining wall is subjected to high-temperature corrosion deformation damage.

[0024] As Figure 1 , Figure 3 and Figure 4 , first flow hole 6 and second flow hole 7 are symmetrically arranged at the bottom of main wall body 1, increase the flow of molten steel, the position height of third flow hole 8 in left wall body 2 and right wall body 3 is between first flow hole 6 and second flow hole 7, facilitate the uniform flow of molten steel, the thickness of main wall body 1 increases from top to bottom, according to the reasonable setting that the pressure of molten steel bottom is greater than the pressure of top, increase the impact resistance of main wall body 1, and save material.

[0025] Working principle: the impact-resistant slag retaining wall, as Figure 4 indicated, the thickness of main wall body 1 increases from top to bottom, according to the reasonable setting that the pressure of molten steel bottom is greater than the pressure of top, increase the impact resistance of main wall body 1, and save material, as Figure 1As shown, and the main wall 1 and left wall 2 and the junction of the right wall 3 are provided with reinforcing plate 9, increase the main wall 1, left wall 2 and the right wall 3 between the connection strength, the main wall 1 top rear baffle 5, that is, increase the slag wall's compressive strength, right prevent molten steel tilt or sway, slag over the slag wall, and the main wall 1, left wall 2, right wall 3, baffle 5 and reinforcing plate 9 are evenly coated with high temperature corrosion resistant coating outside, avoid the slag wall is subjected to high temperature corrosion deformation damage, the first flow hole 6 and second flow hole 7 in the main wall 1 and the third flow hole 8 in left wall 2 and right wall 3, facilitate the uniform flow of molten steel, this is the entire working process of the impact-resistant slag wall, the contents not described in detail in the specification belong to the prior art known to those skilled in the art.

[0026] The standard parts used in the utility model can be purchased from the market, and the special-shaped parts can be ordered according to the description and the drawings, the specific connection mode of each part adopts the conventional means such as bolt, rivet and welding in the prior art, the machinery, parts and equipment adopt the conventional type in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, which will not be described in detail here.

[0027] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A spatter-resistant dam, characterized by comprising: Include: The left side of the main wall (1) is connected with the left wall (2), and the right side of the main wall (1) is connected with the right wall (3), the top of the main wall (1) is provided with a lifting ring (4), and the top rear side of the main wall (1) is connected with a baffle (5), the inside of the main wall (1) is provided with a first flow hole (6) and a second flow hole (7), and the first flow hole (6) is located above the second flow hole (7), the inside of the left wall (2) and the right wall (3) is provided with a third flow hole (8); The reinforcing plate (9) is arranged on the top outside of the main wall (1), and the reinforcing plate (9) is arranged at the top connection of the main wall (1) and the left wall (2) and the top connection of the main wall (1) and the right wall (3).

2. A spatter-resistant wall according to claim 1, wherein: The main wall (1) is arranged in an arc shape, and the main wall (1), the left wall (2) and the right wall (3) are arranged in a "︹" shape.

3. A spatter-resistant wall according to claim 1, wherein: The outside of the main wall (1), the left wall (2), the right wall (3), the baffle (5) and the reinforcing plate (9) is evenly coated with a high-temperature-resistant and corrosion-resistant coating.

4. The impact-resistant dam wall of claim 1, wherein: The first flow hole (6) and the second flow hole (7) are symmetrically arranged on the bottom of the main wall (1).

5. The impact-resistant dam wall of claim 1, wherein: The third flow hole (8) in the left wall (2) and the right wall (3) is located between the first flow hole (6) and the second flow hole (7).

6. A spatter-resistant wall according to claim 1, wherein: The thickness of the main wall (1) increases from top to bottom.

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